Contains classes for accessing data from Google Play services.


DataBufferObserver An interface for notifying an observer about changes to a DataBuffer. 
DataBufferObserver.Observable Interface a data buffer can implement to expose the fact that it supports observation. 
Freezable<T> Interface for data objects that support being frozen into immutable representations. 


DataBuffer<T> Base class for a buffer of typed data. 
DataBufferObserverSet Utility class for managing a set of observers and distributing their notifications. 
DataBufferUtils Utilities for working with DataBuffer objects. 
FreezableUtils Utilities for working with Freezable objects.